the definition of similar...

Main Entry: sim·i·lar
Pronunciation: 'si-m&-l&r, 'sim-l&r
Function: adjective
Etymology: French similaire, from Latin similis like, similar
1 : having characteristics in common : strictly comparable
2 : alike in substance or essentials
3 : not differing in shape but only in size or position
Example: These three pairs of shoes have many similar characteristics. Can you guess which pair is mine?